Evolution of technology

  • Holes in cards

    Holes in cards
    September 1832 a piece of stiff paper that contains digital information represented by the presence or absence of holes in predefined positions.
  • The analytical machine

    The analytical machine
    It was not until the 1940s that the first general-purpose computers were actually built, more than a century after Babbage had proposed the pioneering Analytical Engine in 1837.
  • Von Neumann architecture

    Von Neumann architecture
    Von Neumann architecture is is a design of computer system where there essentially three different entities, a processing unit, an i/o unit and a storage unit.
  • ENIAC

      ENIAC
    ENIAC was the first electronic general-purpose computer.
    i/o unit and a storage unit.
  • UNIVAC

     UNIVAC
    UNIVAC was the first commercial computer produced in the United States.
  • high-level programming language

    high-level programming language
    high-level programming language with strong abstraction from the details of the computer.
  • first electronic spreadsheet

     first electronic spreadsheet
    Professor Richard Mattessich pioneered the development of computerized spreadsheets for use in business accounting.
  • UNIX operating system

    UNIX operating system
    This system is a family of multitasking, multi user computer operating systems that derive from the original AT&T Unix,
  • Altair

    Altair
    Popular Electronics, a small advertisement announced the Altair 8080 computer.
  • PC

    PC
    Ed Roberts coined the term "personal computer" when he introduced the Altair 8800.
  • Apple

    Apple
    Apple was created to develop and sell personal computers, more recently it has been more focused on consumer electronics.
  • CRAY-1.

    CRAY-1.
    The first Cray®-1 system was installed at Los Alamos National Laboratory in 1976.The Cray-1 was the world's first "supercomputer".
  • Macintosh

     Macintosh
    Macintosh is series of personal computers originally created by Steve Jobs.
  • Windows

    Windows
    Microsoft Windows is a meta family of graphical operating systems developed, marketed, and sold by Microsoft.